The water footprint includes both the water withdrawn from surface and groundwater and the use of soil water (in agricultural production).

UNESCO: Summary

Despite daunting seasonal and regional variations, it should have ample water for agricultural, industrial and household use.

ECONOMIST: India's water crisis

And if Afghanistan's desperately degraded agricultural systems, particularly its use of water, were ever to be modernised, the violent tussle for resources might end anyway.

ECONOMIST: Modern politics meets ancient grievances

Globally, mountain areas are vital sources of water for agricultural, industrial, and domestic use.

UNESCO: Ecological Sciences and Research

Also there was provided guidance on sustainable use of underground water for agricultural, industrial and water needs due to contemporary terms of change of environment.

UNESCO: OFFICE IN TASHKENT

Further complicating the matter is the use of river water upstream for agricultural irrigation.

ECONOMIST: Saving the fish of the Klamath river

Usess of the Airware technology, which started shipping last November, so far include agricultural drones that use image analysis to decrease waste of water and increase crop yields.

FORBES: Drone Startup Airware Lands $10.7 Million Series A Led By Andreessen Horowitz

"Only through a convergence of biodiversity, greenhouse gas emissions and water-use policies can bioenergy find its proper environmental context and agricultural scale, " the report concludes.

BBC: NEWS | Science/Nature | UN warns on impacts of biofuels